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| Phone | Sony Ericsson K500 | Samsung SCH-A990 | Ericsson R278d |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? | ? |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
101 x 40 pixels |
| Display Refresh | ? | ? | ? |
| Battery | ? | 1,000 mAh | ? |
| Processor | ? | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 3 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | ? | ? | - |
| Front Camera | - | - | - |
| Weight |
2.82 oz (80g) |
4.4 oz (125g) |
9.28 oz (263g) |
| Dimensions |
4.02" x 1.81" x 0.55" (102 x 46 x 14 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
| Form Factor | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
TDMA: 850, 1900 AMPS: 850 |
| Data Technology | GPRS | EVDO r0 | - |
| Features | |||
| Flashlight | - | Yes | - |
| GPS / Location | - | Yes | - |
| Accessibility | |||
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | - |
| Alerts | |||
| Extra Display | - | Yes | - |
| Ringer Profiles | Yes | - | Yes |
| Connectivity | |||
| Bluetooth | - | Yes | - |
| Infrared (IR) | Yes | - | - |
| USB | Yes | Yes | - |
| Contacts | |||
| Picture ID | Yes | Yes | - |
| Ringer ID | Yes | Yes | - |
| Voice Dialing | Yes | Yes | - |
| Customization | |||
| Custom Graphics | Yes | Yes | - |
| Custom Ringtones | Yes | Yes | Yes |
| Real-Music Ringers | Yes | Yes | - |
| Data & Network | |||
| Data Tethering | Yes | Yes | Yes |
| WAP / Web Browser | Yes | Yes | Yes |
| Input | |||
| Predictive Text Entry | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Memory | |||
| Memory Card Slot | - | Yes | - |
| Messaging | |||
| Email Client | Yes | - | - |
| EMS / Picture Messaging | Yes | Yes | - |
| Instant Messaging | Yes | - | - |
| MMS | Yes | Yes | - |
| Text Messaging Templates | - | Yes | - |
| Music | |||
| Music Player | - | Yes | - |
| Stereo Speakers | - | Yes | - |
| Photo & Video | |||
| TV Output | - | Yes | - |
| Productivity | |||
| Alarm | Yes | Yes | Yes |
| Calculator | Yes | Yes | - |
| Calendar | Yes | Yes | - |
| To-Do List | Yes | - | - |
| Voice Memo | Yes | Yes | - |
| Software | |||
| BREW | - | Yes | - |
| Games | Yes | Yes | - |
| Java (J2ME) | Yes | - | - |
| Voice | |||
| Speaker Phone | Yes | Yes | - |
| Sony Ericsson K500 | Samsung SCH-A990 | Ericsson R278d | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson K500 | Samsung SCH-A990 | Ericsson R278d |
